import java.util.concurrent.atomic.AtomicInteger;

public class CASInterger
{
	public static void main(String[] args)
	{
		new CASInterger();
		
	}
	
	AtomicInteger i = new AtomicInteger(23);
	
	public CASInterger()
	{	
		int result = i.incrementAndGet();
		System.out.println(result);
	}
}
